Maharashtra - Other

Use this link:
https://www.shiksha.com/college-predictor

You can take engineering in computer science if you want to or B.Sc in computer science and other than that, there's a lot of colleges in many cities and depends on in which city you want to take admission, you will get good college.

Yes, you are eligible.

Do masters in biotechnology and a B.Ed. You can apply for teaching in a school. You can become a PGT.

You'll have to appear in the MHT CET 2017. The application form is available online.

The scores of MAT is accepted by around 500 B-schools across India. The B-schools will shortlist the candidates after the result is declared based on the cutoff scores or percentiles.
The common procedure which is followed by the majority of the B-schools includes Group Discussion (GD), Personal Interview (PI) and or Written Ability Test (What).
Good Luck!